BELARUS-
1523/1523В
/1523.3
/1523В.3
Scheduled Maintenance
268
Procedure 48. Changing the Filter
Element in the Fuel Fine Filter
•
Screw out the filters (1) as assembly.
•
Disassemble each filter (1) having per-
formed the following procedures:
– turn out the nut (5) and remove the
bottom (3) together with the rings
(2) and (4);
– press the clamp (6) inside the cap
(8) by 3 to 4 mm and then until the
bosses of the clamp are aligned
with the slots of the cap;
– remove the clamp (6), PFE (7) and
spring (9) from the cap (8);
– Wash the internal chambers of the
caps and all the parts of the filters
in diesel fuel.
•
Replace the filter elements by new
ones and reassemble the filters in the
reverse order.
•
Check the condition of the rings (2)
and (4) and replace them, if neces-
sary.
•
Tighten the nut (5) with applying the
torque of 30… 40 N
•
m.
In case of installation of a single FFF
unified with the
Д
-243 engines:
•
Screw out the plug (3) and drain the
sediment.
•
Turn out four nuts and remove the cap
(1).
•
Pull the filter element (2) from the
housing and discard it.
•
Wash the housing and cap in clean
diesel fuel.
•
Check the seal of the cover and re-
place it, if required.
•
Install a new filter element.
•
Screw in the plug (3).
•
Refit the cover and fastening nuts.
•
Open the fuel tank tap and prime the
fuel system.
•
Lubricate the ring (4) with engine oil
and screw in each filter by 3/4 revolu-
tions after the ring (4) comes in con-
tact with the filter body.
IMPORTANT!
Screw the filters as as-
sembly (1) into the housing with the
hand torque.
Содержание 1523
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